Home / 876,102.40-1,314,153.60-827,113.60

Finding the Fourth Proportional to 876,102.40, 1,314,153.60 and 827,113.60

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Solution

The fourth proportional to 876,102.40, 1,314,153.60 and 827,113.60 is: 1,240,670.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,102.40 : 1,314,153.60 = 827,113.60 : x
  2. Step 2: Convert to fraction form
    876,102.40/1,314,153.60 = 827,113.60/x
  3. Step 3: Cross multiply
    876,102.40x = 1,314,153.60 × 827,113.60
  4. Step 4: Simplify right side
    876,102.40x = 1,086,954,315,048.96
  5. Step 5: Solve for x
    x = 1,086,954,315,048.96/876,102.40
  6. Step 6: Final answer
    x = 1,240,670.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.